Martin of Aragon King of Aragon from 1396 to 1410 (1356–1410) Parents Eleanor of Sicily Peter IV of Aragon Children Martin I of Sicily Siblings Joanna of Aragon, Countess of Ampurias Eleanor of Aragon, Queen of Castile Constance of Aragon, Queen of Sicily Isabella of Aragon John I of Aragon Peter of Aragon Alphonse d'Aragon Partners Margaret of Prades Maria de Luna